1399685421 is an odd 10-digits composite number following 1399685420
and preceding 1399685422 . In scientific notation, it is written as 1.399685421 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 931174592 positive integers (up to 1399685421) that are relatively prime to 1399685421.
1399685421 has 8 divisors, whose sum is 1870145280
The reverse of 1399685421 is 1245869931
Previous prime number is 479
Is Prime? no Number parity odd Number length 10 Sum of Digits 48 Digital Root 3
Name
one billion three hundred ninety-nine million six hundred eighty-five thousand four hundred twenty-one
Scientific notation
1.399685421 × 10^9
Engineering notation
1.399685421 × 10^9
Prime Factorization
3 × 479 × 974033
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1399685421 Product of the distinct prime numbers
The prime factorization of 1399685421 is 3 × 479 × 974033.
Since it has a total of 3 prime factors.
4 , 7 , 52 , 71 , 663 , 934 , 3660 , 3243 , 68787 , 78239 , 190307 , 286052 , 734451 , 5109458 , 55006951 , 81170136 , 998559067 , 752636532 , 31626692 , 1907628224
n×2
2799370842
n×3
4199056263
n×4
5598741684
n×5
6998427105
n÷2
699842710.5
n÷3
466561807
n÷3
349921355.25
n÷5
279937084.2
n2
1959119277759947241
n3
2.7421506910806E+27
n4
3.8381483444907E+36
n5
5.3722002814189E+45
2 √n37412.369892858
3 √n1118.6051462694
4 √n193.42277501075
5 √n67.484819062525
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1399685420 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1399685421 can be divided by 8 positive divisors.
The sum of these divisors (counting 1399685421) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011011011011000000100101101
3
Ternary
10121112202101102210
4
Quaternary
1103123120010231
5
Quinary
10331304413141
6
Senary
350520041033
8
Octal
12333300455
10
Decimal
1399685421
12
Duodecimal
330903179
16
Hexadecimal
536d812d
20
Vigesimal
11h80db1
36
Base36
n5c46l
md5
b13b85dc0ee9784f2103947998a2e28b
sha1
5356ee51483efc3b3043f8f049121be346f88a52
sha256
2697d28b780dca996f47540bd1ee6a127235be92739a86db86a0014dd98e7c4e
sha512
1c47e58e2a0ff50dab787afb4fcff560881a5190b667b1ee035247dd4e67195fd75d4002be0850a980dc46c8e5629a284e9bb481b74a44e3e5fd2d4e7974fb1e
ripemd-160
4852827f3c9f2fe84fd61c4983315b44ea0de0bb
Diameter
2799370842
Circumference
8794482871.9007
Area
6.1547547305168E+18
Volume
1.1486293954847E+28
Surface area
2.4619018922067E+19
Circumference
8794482871.9007
Perimeter
5598741684
Area
1959119277759947241
Diagonal
1979454105.4341
Surface area
1.175471566656E+19
Volume
2.7421506910806E+27
Space diagonal
2424326263.7854
Perimeter
4199056263
Area
8.4832353179197E+17
Altitude
1212163131.8927
Surface area
8.4832353179197E+17
Volume
3.2316555811642E+26
Height
659818035.1447